Samson 3321 Mounting And Operating Instructions
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Samson 3321 Mounting And Operating Instructions

Valve series v2001 globe valve type 3321
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Valve Series V2001
Globe Valve Type 3321
Fig. 1 ⋅ Type 3321 Valve with mounted rod-type yoke for pneumatic or electric actuators (partial view)
Mounting and
Operating Instructions
EB 8111/8112 EN
Edition February 2004

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Summary of Contents for Samson 3321

  • Page 1 Valve Series V2001 Globe Valve Type 3321 Fig. 1 ⋅ Type 3321 Valve with mounted rod-type yoke for pneumatic or electric actuators (partial view) Mounting and Operating Instructions EB 8111/8112 EN Edition February 2004...

  • Page 2: Table Of Contents

    Contents Contents Page Design and principle of operation ..... . 4 Technical data ....... . 5 Installation .
  • Page 3 The declaration can be viewed and downloaded on the Internet at http://www.samson.de. For appropriate operation, make sure that the control valve is only used in areas where the operating pressure and temperatures do not exceed the oper- ating values based on the valve sizing data submitted in the order.

  • Page 4: Design And Principle Of Operation

    Design and principle of operation 1 Design and principle of operation The Type 3321 Single-seated Globe Valve The process medium flows through the valve is based on the modular principle and can in the direction indicated by the arrow. The...

  • Page 5: Technical Data

    Technical data 1.1 Technical data Valve DN 15 to 50 ANSI 1/2" to 2" Material Cast iron Cast steel Nominal pressure 10, 16 16, 25, 40 Class 150, Class 300 Flange connection Type B1 EN 1092-1 Raised face Seat-plug seal Metal sealing or soft sealing: Leakage class Metal sealing: IV (0.01 % K...

  • Page 6: Installation

    2.3 Strainer, bypass 2. Slightly retract the actuator stem (8.1) and place the actuator with its rod-type We recommend that you install a SAMSON yoke on the valve bonnet. Secure with Type 2 Strainer upstream of the valve. the nut (SW 36). Observe a tightening We also recommend that you install a shut- torque of min.

  • Page 7: Maintenance - Replacing Parts

    De- are listed in the table on page 8. For further pending on the application conditions that details, refer to the SAMSON Special Tools prevail, the valve must be inspected at ap- WA 029 EN.

  • Page 8: Plug

    Maintenance – Replacing parts 7. Insert the spring (4.1) and washer (4.3) 4.2 Plug and carefully slide the new pack- ing (4.2) over the plug stem into the When replacing the plug, you should also packing chamber. Screw in the threaded replace the packing (4.2) and the gas- bushing (5.2) and tighten.

  • Page 9: Description Of The Nameplate

    Dimensions and weights 5 Description of the nameplates 6 Dimensions and weights DN (mm) SAMSON 11 12 Class Size (in) ANSI CE marking or "Art. 3, Abs. 3" (see Article 3, §3 of PED), where applicable Identification number of notified body, fluid 1/2"...

  • Page 10: Customer Inquiries

    Customer inquiries 7 Customer inquiries If you have any questions, submit the follow- ing details: Type designation and order number (indicated on the nameplate) Production number, nominal size, and valve version Pressure and temperature of the medium Flow rate in m Bench range (signal pressure range, e.g.
  • Page 11 EB 8111/8112 EN...
  • Page 12 SAMSON AG ⋅ MESS- UND REGELTECHNIK Weismüllerstraße 3 ⋅ 60314 Frankfurt am Main ⋅ Germany Phone: +49 69 4009-0 ⋅ Fax: +49 69 4009-1507 EB 8111/8112 EN Internet: http://www.samson.de...

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